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CVE-2018-5773 (GCVE-0-2018-5773)
Vulnerability from cvelistv5 – Published: 2018-01-18 21:00 – Updated: 2024-09-16 17:47
VLAI?
EPSS
Summary
An issue was discovered in markdown2 (aka python-markdown2) through 2.3.5. The safe_mode feature, which is supposed to sanitize user input against XSS, is flawed and does not escape the input properly. With a crafted payload, XSS can be triggered, as demonstrated by omitting the final '>' character from an IMG tag.
Severity ?
No CVSS data available.
CWE
- n/a
Assigner
References
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
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FKIE_CVE-2018-5773
Vulnerability from fkie_nvd - Published: 2018-01-18 21:29 - Updated: 2024-11-21 04:09
Severity ?
Summary
An issue was discovered in markdown2 (aka python-markdown2) through 2.3.5. The safe_mode feature, which is supposed to sanitize user input against XSS, is flawed and does not escape the input properly. With a crafted payload, XSS can be triggered, as demonstrated by omitting the final '>' character from an IMG tag.
References
| URL | Tags | ||
|---|---|---|---|
| cve@mitre.org | https://github.com/trentm/python-markdown2/issues/285 | Third Party Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://github.com/trentm/python-markdown2/issues/285 | Third Party Advisory |
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| python-markdown2_project | python-markdown2 | * |
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GHSA-P6H9-GW49-RQM4
Vulnerability from github – Published: 2018-07-12 20:29 – Updated: 2024-09-30 17:00
VLAI?
Summary
markdown2 is vulnerable to cross-site scripting
Details
An issue was discovered in markdown2 (aka python-markdown2) through 2.3.5. The safe_mode feature, which is supposed to sanitize user input against XSS, is flawed and does not escape the input properly. With a crafted payload, XSS can be triggered, as demonstrated by omitting the final > character from an IMG tag.
Severity ?
6.1 (Medium)
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PYSEC-2018-13
Vulnerability from pysec - Published: 2018-01-18 21:29 - Updated: 2021-06-16 00:03
VLAI?
Details
An issue was discovered in markdown2 (aka python-markdown2) through 2.3.5. The safe_mode feature, which is supposed to sanitize user input against XSS, is flawed and does not escape the input properly. With a crafted payload, XSS can be triggered, as demonstrated by omitting the final '>' character from an IMG tag.
Impacted products
| Name | purl | markdown2 | pkg:pypi/markdown2 |
|---|
Aliases
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GSD-2018-5773
Vulnerability from gsd - Updated: 2023-12-13 01:22Details
An issue was discovered in markdown2 (aka python-markdown2) through 2.3.5. The safe_mode feature, which is supposed to sanitize user input against XSS, is flawed and does not escape the input properly. With a crafted payload, XSS can be triggered, as demonstrated by omitting the final '>' character from an IMG tag.
Aliases
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}
OPENSUSE-SU-2024:11237-1
Vulnerability from csaf_opensuse - Published: 2024-06-15 00:00 - Updated: 2024-06-15 00:00Summary
python36-markdown2-2.4.0-2.4 on GA media
Severity
Moderate
Notes
Title of the patch: python36-markdown2-2.4.0-2.4 on GA media
Description of the patch: These are all security issues fixed in the python36-markdown2-2.4.0-2.4 package on the GA media of openSUSE Tumbleweed.
Patchnames: openSUSE-Tumbleweed-2024-11237
Terms of use: CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).
6.1 (Medium)
Vendor Fix
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
7.5 (High)
Vendor Fix
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
References
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OPENSUSE-SU-2024:14146-1
Vulnerability from csaf_opensuse - Published: 2024-07-12 00:00 - Updated: 2024-07-12 00:00Summary
python310-markdown2-2.4.13-1.2 on GA media
Severity
Moderate
Notes
Title of the patch: python310-markdown2-2.4.13-1.2 on GA media
Description of the patch: These are all security issues fixed in the python310-markdown2-2.4.13-1.2 package on the GA media of openSUSE Tumbleweed.
Patchnames: openSUSE-Tumbleweed-2024-14146
Terms of use: CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).
6.1 (Medium)
Vendor Fix
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
7.5 (High)
Vendor Fix
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
References
| URL | Category | ||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|||||||||||||||||||||||
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"openSUSE Tumbleweed:python310-markdown2-2.4.13-1.2.s390x",
"openSUSE Tumbleweed:python310-markdown2-2.4.13-1.2.x86_64",
"openSUSE Tumbleweed:python311-markdown2-2.4.13-1.2.aarch64",
"openSUSE Tumbleweed:python311-markdown2-2.4.13-1.2.ppc64le",
"openSUSE Tumbleweed:python311-markdown2-2.4.13-1.2.s390x",
"openSUSE Tumbleweed:python311-markdown2-2.4.13-1.2.x86_64",
"openSUSE Tumbleweed:python312-markdown2-2.4.13-1.2.aarch64",
"openSUSE Tumbleweed:python312-markdown2-2.4.13-1.2.ppc64le",
"openSUSE Tumbleweed:python312-markdown2-2.4.13-1.2.s390x",
"openSUSE Tumbleweed:python312-markdown2-2.4.13-1.2.x86_64"
]
}
],
"threats": [
{
"category": "impact",
"date": "2024-07-12T00:00:00Z",
"details": "important"
}
],
"title": "CVE-2021-26813"
}
]
}
CNVD-2018-04304
Vulnerability from cnvd - Published: 2018-03-06
VLAI Severity ?
Title
markdown2跨站脚本漏洞
Description
markdown2(又名python-markdown2)是美国软件开发者约翰-格鲁伯(John Gruber)所研发的一种使用Python实现的轻量级标记语言,它支持将纯文本格式文档转换成有效的XHTML(或者HTML)文档。
markdown2 2.3.5及之前版本中存在跨站脚本漏洞。远程攻击者可借助特制的载荷利用该漏洞注入任意的Web脚本或HTML。
Severity
中
Formal description
厂商尚未提供漏洞修复方案,请关注厂商主页更新: https://github.com/trentm/python-markdown2
Reference
https://github.com/trentm/python-markdown2/issues/285
Impacted products
| Name | Markdown2 markdown2 <=2.3.5 |
|---|
{
"cves": {
"cve": {
"cveNumber": "CVE-2018-5773"
}
},
"description": "markdown2\uff08\u53c8\u540dpython-markdown2\uff09\u662f\u7f8e\u56fd\u8f6f\u4ef6\u5f00\u53d1\u8005\u7ea6\u7ff0-\u683c\u9c81\u4f2f\uff08John Gruber\uff09\u6240\u7814\u53d1\u7684\u4e00\u79cd\u4f7f\u7528Python\u5b9e\u73b0\u7684\u8f7b\u91cf\u7ea7\u6807\u8bb0\u8bed\u8a00\uff0c\u5b83\u652f\u6301\u5c06\u7eaf\u6587\u672c\u683c\u5f0f\u6587\u6863\u8f6c\u6362\u6210\u6709\u6548\u7684XHTML\uff08\u6216\u8005HTML\uff09\u6587\u6863\u3002\r\n\r\nmarkdown2 2.3.5\u53ca\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u8de8\u7ad9\u811a\u672c\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u7684\u8f7d\u8377\u5229\u7528\u8be5\u6f0f\u6d1e\u6ce8\u5165\u4efb\u610f\u7684Web\u811a\u672c\u6216HTML\u3002",
"discovererName": "vin01",
"formalWay": "\u5382\u5546\u5c1a\u672a\u63d0\u4f9b\u6f0f\u6d1e\u4fee\u590d\u65b9\u6848\uff0c\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u66f4\u65b0\uff1a\r\nhttps://github.com/trentm/python-markdown2",
"isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
"number": "CNVD-2018-04304",
"openTime": "2018-03-06",
"products": {
"product": "Markdown2 markdown2 \u003c=2.3.5"
},
"referenceLink": "https://github.com/trentm/python-markdown2/issues/285",
"serverity": "\u4e2d",
"submitTime": "2018-01-19",
"title": "markdown2\u8de8\u7ad9\u811a\u672c\u6f0f\u6d1e"
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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